654 citations · 1.8k across the 33 of their papers we have counts for
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astro-ph.GA2017★ 21 cited
Radio spectra of bright compact sources at z>4.5
Rocco Coppejans, Sjoert van Velzen, Huib T. Intema +10
High-redshift quasars are important to study galaxy and active galactic nuclei (AGN) evolution, test cosmological models, and study supermassive black hole growth. Optical searches…
astro-ph.GA2017★ 19 cited
VLBI observations of four radio quasars at : blazars or not?
H. -M. Cao, S. Frey, K. É. Gabányi +5
Blazars are active galactic nuclei (AGN) whose relativistic jets point nearly to the line of sight. Their compact radio structure can be imaged with very long baseline interferomet…